DATA TECHNOLOGY CORPORATION
DTC2278D (400544-89A)
Card Type |
Hard drive controller card |
Data-bus |
32-bit VESA Local Bus |
Size |
Full-length, half-height card |
Hard drives supported |
Four IDE(AT) interface drives |
Floppy drives supported |
Two 360KB, 720KB, 1.2MB, 1.44MB drives |
CONNECTIONS | |||
Function |
Label |
Function |
Label |
Drive active LED |
J1 |
16-pin game port - internal |
J5 |
40-pin IDE(AT) primary interface connector |
J2 |
9-pin serial port 1 - external |
J6 |
40-pin IDE(AT) secondary interface connector |
J3 |
10-pin serial port 2 - internal |
J7 |
34-pin control cable connector - floppy drive |
J4 |
25-pin parallel port - external |
J8 |
USER CONFIGURABLE CONNECTIONS | |||
Function |
Location |
Setting | |
Floppy drive interface enabled |
W2 |
Open | |
Floppy drive interface disabled |
W2 |
Closed | |
Parallel port is uni-directional |
W3 |
Closed | |
Parallel port is bi-directional |
W3 |
Open | |
Game port enabled |
W4 |
Open | |
Game port disabled |
W4 |
Closed | |
Parallel port address is 378h (LPT1) |
W5 |
Open | |
Parallel port address is 278 (LPT2) |
W5 |
Closed | |
Serial port 1 address is 3F8h (COM1) |
W6 |
Open | |
Serial port 1 address is 3E8h (COM3) |
W6 |
Closed | |
Serial port 1 enabled |
W7 |
Open | |
Serial port 1 disabled |
W7 |
Closed | |
Parallel port enabled |
W8 |
Open | |
Parallel port disabled |
W8 |
Closed | |
Serial port 2 address is 2F8h (COM2) |
W9 |
Open | |
Serial port 2 address is 2E8h (COM4) |
W9 |
Closed | |
Serial port 2 enabled |
W10 |
Open | |
Serial port 2 disabled |
W10 |
Closed |
SERIAL PORT 1 INTERRUPT SELECTION | ||||
IRQ |
W11 |
W12 |
W13 | |
IRQ3 |
Open |
Closed |
Open | |
IRQ4 |
Closed |
Open |
Open | |
IRQ5 |
Open |
Open |
Closed |
SERIAL PORT 2 INTERRUPT SELECTION | ||||
IRQ |
W14 |
W15 |
W16 | |
IRQ3 |
Closed |
Open |
Open | |
IRQ4 |
Open |
Closed |
Open | |
IRQ5 |
Open |
Open |
Closed |
PARALLEL PORT INTERRUPT SELECTION | |||
IRQ |
W17 |
W18 | |
IRQ5 |
Open |
Closed | |
IRQ7 |
Closed |
Open |